Test Example 1 in this section used only five pairs of data from Data Set 12 in Appendix B for a 95% confidence level. Repeat Example 1 using all of the cases with heights for both the president and the main opponent. Results are shown in the accompanying TI-83/84 Plus calculator display.

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TI-83/84 PLUS T-Test μ>0 t=" 035713579 PE-4858629522 x=" 0588235 S×=9.604106 n=34